Then there are these:
(Note: real infected people in RCTs, not hamsters or bench tests)
And
https://www.technocracy.news/blaylock-face-masks-pose-serious-risks-to-the-healthy/
The articles make me wonder why surgical masks are even used in surgeries. Do you know? Also, the studies referred to are all related to influenza. Do you think it makes any difference that the hamster study was specific to COVID-19?